body {
  
  background-color: white;
  
}

#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    display: none; /* hidden by default */
    justify-content: center;
    align-items: center;
    z-index: 1000;
  }

  #overlay-content {
    background: white;
    width: 80%;
    height: 80%;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
  }

  #overlay iframe {
    width: 100%;
    height: 100%;
    border: none;
  }

  #overlay-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: #ff4444;
    color: white;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 14px;
  }